package com.learn.mybatis.mapper;

import com.learn.mybatis.entity.Order;

/**
 * @author mzy
 * @create 2022-12-08 13:46
 */
public interface OrderMapper {
    Order selectOrderOnly(int orderId);

    Order selectOrderWithCustomer(Integer orderId);

    Order selectOrderWithCustomerTwoStep(Integer orderId);
}
